Android:java Code Add button

LinearLayout layout =(LinearLayout) Findviewbyid (R.id.container); Button Bn=NewButton ( This); Bn.settext (Click); Bn.setlayoutparams (Newviewgroup.layoutparams (ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRA                P_content));                Layout.addview (BN); Bn.setonclicklistener (NewOnclicklistener () {@Override Public voidOnClick (View arg0) {componentname Comp=NewComponentName (mainactivity. This, FullscreenActivity02.class); Intent Intent=NewIntent ();                Intent.setcomponent (comp);            StartActivity (Intent); }        });

Search: Find layout layouts by ID
NEW: New button
Set: Text of the button, style (new Layout)
Add: Talk button join layout

Android:java Code Add button